4 Operations on Number

New Zealand

Level 3

The following problem was being solved by Ivan and Patricia.

$8$8 bags with $6$6 carrots in each bag were stacked on the supermarket shelf. There were $3$3 more loose carrots. How many carrots are there altogether?

a

Who was correct?

Ivan said that $8$8 bags of $6$6 carrots is $48$48 carrots, and $3$3 more carrots makes $51$51 carrots in total.

A

Patricia said that $8$8 bags of $6$6 carrots is $14$14 carrots, and $3$3 more carrots makes $17$17 in total.

B

b

Write Ivan's correct statement using a number sentence.

Easy

Approx 2 minutes

The following problem was being solved by Isabelle and Charlie.

The next flight to Tokyo is scheduled to be in $44$44 minutes, however there is a $35$35 minute delay. After $22$22 minutes pass, how long will it be before the plane departs?

Kathleen was handing out flyers for an upcoming event. She had started with $30$30 and after each hour, she gave out $10$10 flyers.

Michael owns a bookstore. At the start of the of day, he has $9$9 books in each of the $5$5 rows on one particular bookshelf. By the end of the day, he manages to sell $2$2 books from that same bookshelf.

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Use a range of additive and simple multiplicative strategies with whole numbers, fractions, decimals, and percentages.