Multiplication and Division

New Zealand

Level 3

Consider the multiplication $16\times5$16×5

a

Fill in the blanks by breaking $16$16 up into factors.

$16\times5=2\times\editable{}\times5$16×5=2××5

b

Solve $16\times5$16×5 by using the factor strategy from part (a).

$16\times5$16×5 | $=$= | $2\times8\times5$2×8×5 |

$=$= | $2\times\editable{}$2× | |

$=$= | $\editable{}$ |

Easy

Approx 2 minutes

Consider the multiplication $20\times25$20×25

$18\times7$18×7

$4\times13$4×13

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Record and interpret additive and simple multiplicative strategies, using words, diagrams, and symbols, with an understanding of equality