Question
Fill in the blanks.
For (a) to (c), give the answers in units (Eg 1 u) or unit equations (Eg 1 u + 2).
For (d), give the answer in numbers. (Eg 1)

70 children are in a school.
There are 20 more girls than boys.
Let the smaller group be 1 u.

  1. Number of boys = _____
  2. Number of girls = _____
  3. Total number of children = _____
  4. 1 u = _____
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

(d)

Click button first when a symbol is required. X

Fill in the blanks.
For (a) to (c), give the answers in units (Eg 1 u) or unit equations (Eg 1 u + 2).
For (d), give the answer in numbers. (Eg 1)

70 children are in a school.
There are 20 more girls than boys.
Let the smaller group be 1 u.

  1. Number of boys = _____
  2. Number of girls = _____
  3. Total number of children = _____
  4. 1 u = _____