Ontario Curriculum Expectation:
4.B2.3 use mental math strategies to multiply whole numbers by 10, 100, and 1000, divide whole numbers by 10, and add and subtract decimal tenths, and explain the strategies used.
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1 of 101. Question
1. Which multiplication equations have a product of 3000?
Â Â Â Choose the THREE correct answers.
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2 of 102. Question
2. Which value correctly completes the equation:Â Â 400 Ã· 10 =Â ?
Â
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3 of 103. Question
3. Using the number line, what is the sum ofÂ 0.5 and 0.6 ?
Â Â Â Fill in the blank with your answer.
Â Â
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4 of 104. Question
4. Using the number line, match the equation to the correct answer.

1.4

1.2

1.8

0.8 + 0.6 =

2.0 – 0.8 =

0.7 + 1.1 =
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5 of 105. Question
5. A student wants to solve the equation:Â 5 – 1.4 = ?
Â Â Â Which shows the correct strategy to solve?
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6 of 106. Question
6. Which multiplication equation has a product of 900?
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7 of 107. Question
7. Which value correctly completes the equation:Â Â 6000 Ã· 100 =Â ?
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8 of 108. Question
8. Using the number line, what is the sum ofÂ 0.3 and 0.8 ?
Â Â
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9 of 109. Question
9. Which multiplication equation has a product of 50?
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10 of 1010. Question
10. Using the number line, what is the sum ofÂ 0.2 and 1.0 ?
Â Â
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