Number (order and place value)
Hong Kong
Stage 2
Estimation and Rounding
Interactive practice questions
By leading figure estimation, approximate the value of $2692+3669$2692+3669
Easy
< 1min
By leading figure estimation, approximate the value of $3620-1082$3620−1082
Easy
< 1min
By leading figure estimation, approximate the value of $6534+7418+1240$6534+7418+1240
Easy
< 1min
By leading figure estimation, approximate the value of $446\times54$446×54
Easy
< 1min
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