Maths Challenge - Tuesday 24th March (Time)

Hi guys and girls. We hope you are well!

Here is your daily maths challenge.

Warm Up - Mental Addition

Solve the following calculations in your challenge book.
Tip: Use partitioning! Add the tens first then the ones.

Example:

36 + 47 = 83
30 + 40 = 70
  6 + 7 = 13

1.   26 + 35     2.   46 + 29     3.  67 + 19     4.  77 + 24    5.  134 + 257

I will reveal the answers in tomorrow's challenge.

Main Challenge

There are 60 seconds in 1 minute. How many seconds in:

2 minutes?
3 minutes?
5 minutes?
1 and a half minutes?

Answers in your challenge book.

Use these facts to solve this challenge:                  

Yesterday's Answers

1 hour = swimming lesson and PE lesson
One minute = Run around the playground and tie your shoe laces
One second = Blink and clap

1 hour = 60 mins   1 minute = 60 seconds

2 hours = 120 mins   3 minute = 180 seconds

Half an our = 30 mins    4 minutes = 240 seconds