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Problem Solving 3

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  • The total of James and Tim's heights is 312cm. If Tim is 16cm taller than James, how tall is James?
    148
  • Tom is 148cm tall. Sarah is 2cm taller. What is the total of their heights?
    298cm
  • I am thinking of a number. If you double it, then add 7, you get 37. What is the number?
    15
  • Amber is keeping silkworms. She records the number of leaves they have eaten every five days.  If this pattern continues, how many leaves will the silkworms have eaten in 25 days?
    405
  • What is 8 x 9 ?
    72
  • If 4 apples cost $2.40, how much does one apple cost?
    $0.60
  • A class had a cake stall. They sold 100 cakes for $7.50 each. What is the total amount the class made from the cake stall?
    $750
  • What is 4cm more than 2.5m ?
    2.54m or 254cm
  • What is 7 x (5+3) ?
    56
  • Sam has 15 sweets. Tim has 3 times as many sweets as Sam. If each of them ate 2 sweets each, how many sweets are left?
    44
  • What is 24 more than 17?
    41
  • What is 7 x 5 ?
    35
  • What is 12 + 24 ?
    36