Page 44 - NUMINO Challenge_L2
P. 44
Problem solving Key Point
1 Mark O on the problem that can be made using Problems cannot be
made with facts that
the given condition. are not shown in the
conditions.
Condition
Joe bought 8 pencils, and Kathy bought 11.
How many more pencils does Kathy have than
Stella? ()
How many pencils did they buy all together? )
(
How many more pencils did Kathy buy than Joe?
()
2 Look at the condition and connect the expression to The given conditions
can be used to
the problem. make addition and
subtraction
Condition expressions.
The shelf has 7 soccer balls, 4 volleyballs,
and 9 baseballs.
How many more 74
baseballs are there 97
than soccer balls?
How many less
volleyballs are there
than soccer balls?
41Problem Solving
1 Mark O on the problem that can be made using Problems cannot be
made with facts that
the given condition. are not shown in the
conditions.
Condition
Joe bought 8 pencils, and Kathy bought 11.
How many more pencils does Kathy have than
Stella? ()
How many pencils did they buy all together? )
(
How many more pencils did Kathy buy than Joe?
()
2 Look at the condition and connect the expression to The given conditions
can be used to
the problem. make addition and
subtraction
Condition expressions.
The shelf has 7 soccer balls, 4 volleyballs,
and 9 baseballs.
How many more 74
baseballs are there 97
than soccer balls?
How many less
volleyballs are there
than soccer balls?
41Problem Solving
