Question 1011 Mark
Divide:
3000 by -100
3000 by -100
Answer
View full question & answer→3000 by -100
$=\frac{3000}{-100}$
$=-30$
$=\frac{3000}{-100}$
$=-30$
Questions · Page 3 of 4
1 Mark Question
Question 1021 Mark
Evaluate:
8 × (-5)
8 × (-5)
Answer
View full question & answer→8 × (-5)
= -(8 × 5)
= -40
= -(8 × 5)
= -40
Question 1031 Mark
Write the following integers in the increasing order:
5, -7, -2, 0, 8
5, -7, -2, 0, 8
Answer
View full question & answer→-7 < -2 < 0 < 5 < 8
Question 1041 Mark
Write the predecessor of the following:
-141
-141
Answer
View full question & answer→The predecessor of -141:
-141 – 1 = -142
-141 – 1 = -142
Question 1051 Mark
Multiply:
29 by -11
29 by -11
Answer
View full question & answer→29 by -11
= 29 × (-11)
= -319
= 29 × (-11)
= -319
Question 1061 Mark
Write the opposite of the following:
10km above sea level
10km above sea level
Answer
View full question & answer→10km below sea level
Question 1071 Mark
Which number is smaller the following pairs?
0, -1
0, -1
Answer
View full question & answer→-1 < 0
This is because zero is greater than every negative integer.
This is because zero is greater than every negative integer.
Question 1081 Mark
Divide:
-161 by 23
-161 by 23
Answer
View full question & answer→-161 by 23
$=\frac{-161}{23}$
$=-7$
$=\frac{-161}{23}$
$=-7$
Question 1091 Mark
Subtract:
6240 from -271
6240 from -271
Answer
View full question & answer→6240 from -271
= -271 - 6240
= -6511
= -271 - 6240
= -6511
Question 1101 Mark
Find the sum of:
-3057 and 199
-3057 and 199
Answer
View full question & answer→(-3057) + 199
-3057 + 199
= -2858
-3057 + 199
= -2858
Question 1111 Mark
Which number is smaller the following pairs?
-777, 7
-777, 7
Answer
View full question & answer→777 < 7
This is because every positive integer is greater than every negative integer.
This is because every positive integer is greater than every negative integer.
Question 1121 Mark
Divide:
2067 by -1
2067 by -1
Answer
View full question & answer→2067 by -1
$=\frac{2067}{-1}$
$=-2067$
$=\frac{2067}{-1}$
$=-2067$
Question 1131 Mark
Fill in the blank:(___) ÷ 372 = 0
Answer
View full question & answer→(0) ÷ 372 = 0Solution:
= 372 × 0= 0
= 372 × 0= 0
Question 1141 Mark
Fill in the blank.
-23 - (?) = 15
-23 - (?) = 15
Answer
View full question & answer→-23 - (38) = 15Solution:
Let the required number be x -23 - x = 15 ⇒ -23 = 15 + x ⇒ 15 + x = -23 ⇒ x = -15 - 23 ⇒ x = -38
Let the required number be x -23 - x = 15 ⇒ -23 = 15 + x ⇒ 15 + x = -23 ⇒ x = -15 - 23 ⇒ x = -38
Question 1151 Mark
Write the successor of the following:
70
70
Answer
View full question & answer→The successor of 70:
70 + 1 = 71
70 + 1 = 71
Question 1161 Mark
Write the following integers in the decreasing order:
0, 7, -3, -9, -132, 36
0, 7, -3, -9, -132, 36
Answer
View full question & answer→36 > 7 > 0 > -3 > -9 > -132
Question 1171 Mark
Multiply:
-238 by -143
-238 by -143
Answer
View full question & answer→-238 by -143
= (-238) × (-143)
= 34034
= (-238) × (-143)
= 34034
Question 1181 Mark
Write all integers between:
-3 and 3
-3 and 3
Answer
View full question & answer→-2, -1, 0, 1, 2
Question 1191 Mark
Write the successor of the following:
-5
-5
Answer
View full question & answer→The successor of -5:
-5 + 1 = -4
-5 + 1 = -4
Question 1201 Mark
Subtract:
-15 from 225
-15 from 225
Answer
View full question & answer→-15 from 225
= 25 - (-15)
= 25 + 15
= 40
= 25 - (-15)
= 25 + 15
= 40
Question 1211 Mark
Using the number line, write the integer which is:
4 more than 6
4 more than 6
Answer
View full question & answer→4 + 6 = 10
Question 1221 Mark
Which number is smaller the following pairs?
-26, 17
-26, 17
Answer
View full question & answer→-26 < 17
This is because every positive integer is greater than every negative integer.
This is because every positive integer is greater than every negative integer.
Question 1231 Mark
Find the value of:
|0|
|0|
Answer
View full question & answer→The value of |0| is 0
Question 1241 Mark
Add:
$+\ 178\\ \underline{\ -69\ } \\\underline{\ \ \ \ \ \ \ \ \ \ \ }$
$+\ 178\\ \underline{\ -69\ } \\\underline{\ \ \ \ \ \ \ \ \ \ \ }$
Answer
View full question & answer→$+\ 178\\\underline{\ -69}\\ \underline{+\ 109\ }$
Question 1251 Mark
Add:
$\ -103\\ \underline{\ +312\ } \\\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ }$
$\ -103\\ \underline{\ +312\ } \\\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ }$
Answer
View full question & answer→$\ -103\\ \underline{\ +312\ } \\\underline{\ +209\ \ }$
Question 1261 Mark
Fill in the blank.
The largest negative integer is _______.
The largest negative integer is _______.
Answer
View full question & answer→The largest negative integer is -1.Solution:
Question 1271 Mark
Simplify:
37 + (-23) + (-65) + 9 + (-12)
37 + (-23) + (-65) + 9 + (-12)
Answer
View full question & answer→37 + (-23) + (-65) + 9 + (-12)
= 37 + 9 – (23 + 65 + 12)
= 46 – 100
= -54
= 37 + 9 – (23 + 65 + 12)
= 46 – 100
= -54
Question 1281 Mark
Write all integers between:
-7 and -5
-7 and -5
Answer
View full question & answer→-6
Question 1291 Mark
Indicate the following using ‘+’ or ‘-‘ sign:
2km above sea level
2km above sea level
Answer
View full question & answer→+2km
Question 1301 Mark
Find the products:
(-2) × 3 × (-4)
(-2) × 3 × (-4)
Answer
View full question & answer→(-2) × 3 × (-4)
= -6 × (-4)
= 24
= -6 × (-4)
= 24
Question 1311 Mark
Find the value of:
-8 - |-3|
-8 - |-3|
Answer
View full question & answer→-8 – |-3|
= -8 - 3
= -11
= -8 - 3
= -11
Question 1321 Mark
Mark the following integers on a number line: -2
Answer
View full question & answer→Solution is as follow:
Question 1331 Mark
Simplify:
(-7) + (-9) + 12 + (-16)
(-7) + (-9) + 12 + (-16)
Answer
View full question & answer→(-7) + (-9) + 12 + (-16)
= 12 – (7 + 9 + 16)
= 12 – 32
= -20
= 12 – (7 + 9 + 16)
= 12 – 32
= -20
Question 1341 Mark
Multiply:
118 by -7
118 by -7
Answer
View full question & answer→118 by -7
= 118 × (-7)
= -826
= 118 × (-7)
= -826
Question 1351 Mark
Write the predecessor of the following:
-300
-300
Answer
View full question & answer→The predecessor of -300:
-300 – 1 = -301
-300 – 1 = -301
Question 1361 Mark
Write all integers between:
-5 and 0
-5 and 0
Answer
View full question & answer→-4, -3, -2, -1
Question 1371 Mark
Multiply:
15 by 9
15 by 9
Answer
View full question & answer→15 by 9
= 15 × 9
= 135
= 15 × 9
= 135
Question 1381 Mark
Find the products:
(-3) × (-7) × (-6)
(-3) × (-7) × (-6)
Answer
View full question & answer→(-3) × (-7) × (-6)
= (-3) × 42
= -246
= (-3) × 42
= -246
Question 1391 Mark
Find the value of:
8 - |-7|
8 - |-7|
Answer
View full question & answer→8 - |-7|
= 8 - 7 (The value of |-7| is 7
= 1
= 8 - 7 (The value of |-7| is 7
= 1
Question 1401 Mark
Subtract:
18 from -34
18 from -34
Answer
View full question & answer→18 from -34
= -34 - 18
= -52
= -34 - 18
= -52
Question 1411 Mark
Use convenient groupings and find the values of:
(-17) × (-23) × 41
(-17) × (-23) × 41
Answer
View full question & answer→(-17) × (-23) × 41
= (-17) × (-943)
= 16031
= (-17) × (-943)
= 16031
Question 1421 Mark
Which number is larger in the following pairs?
-5, 2
-5, 2
Answer
View full question & answer→2
Question 1431 Mark
Multiply:
-12 by -9
-12 by -9
Answer
View full question & answer→-12 by -9
= (-12) × (-9)
= 108
= (-12) × (-9)
= 108
Question 1441 Mark
Evaluate:
30 - (-50)
30 - (-50)
Answer
View full question & answer→30 - (-50)
= 30 + 50
= 80
= 30 + 50
= 80
Question 1451 Mark
Which number is larger in the following pairs?
-3, -5
-3, -5
Answer
View full question & answer→-3
Question 1461 Mark
Use convenient groupings and find the values of:
18 × (-27) × 30
18 × (-27) × 30
Answer
View full question & answer→18 × (-27) × 30
= 18 × (-810)
= -14580
= 18 × (-810)
= -14580
Question 1471 Mark
Write the predecessor of the following:
-8
-8
Answer
View full question & answer→The predecessor of -8:
-8 – 1 = -9
-8 – 1 = -9
Question 1481 Mark
Simplify:
(-145) + 79 + (-265) + (-41) + 2
(-145) + 79 + (-265) + (-41) + 2
Answer
View full question & answer→(-145) + 79 + (-265) + (-41) + 2
= 79 + 2 – (145 + 256 + 41)
= 81 – 451
= -370
= 79 + 2 – (145 + 256 + 41)
= 81 – 451
= -370
Question 1491 Mark
Write the opposite of the following:
Gaining a weight of 5kg
Gaining a weight of 5kg
Answer
View full question & answer→Losing a weight of 5kg
Question 1501 Mark
Find the additive inverse of:
183
183
Answer
View full question & answer→183 – 183 = 0
So, the additive inverse of 183 is -183.
So, the additive inverse of 183 is -183.