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Unit
2
Module 1 Amazing things
Numbers
1. students learn how to give instructions about numbers.
2. students learn how to calculate numbers with +,-,× and ÷.
Teaching targets:
What are they?
A+B Add A and B
A plus B equals/is (A+B)
A+B=?
A-B Subtract A from B
A minus B equals/is (A-B)
A-B=?
A*B multiply A by B
A multiplied by B equals/is (A*B)
A*B=?
A÷B divide A by B
A divided by B equals/is (A÷B)
A÷B=?
is
is
is
Chain reaction
Give instructions to No.2
Give statements to No.3,
and then give instructions to No.4
…and so on
…and so on
1
2
3
4
In pairs, complete the sentences like those in Table I and Table II.
Instructions about numbers
1 S1: A________ 11 ______ 1.
S2: ______ p______ ______ equals/is ______. ( )
2 S1: S________ 5 ______ 13.
S2: ______ m________ ______ equals/is ______. ( )
3 S1: M________ 7 ______ 8.
S2: ____ m________ by ______ equals/is ______. ( )
4 S1: D________ 16 ______ 4.
S2: ______ d________ by ______ equals/is ______. ( )
5 S1: