問 1
1 点Calculate the following: \( 88 - 50 = \text{?} \)
Primary School · Mathematics
Subtraction (Two digits)：練習問題
その場で採点される選択問題 5 問と、解説つきの記述問題 5 問。すべて「Subtraction (Two digits)」からの出題です。
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問 2
1 点A container holds \(94\) building blocks. First, \(21\) blocks are removed, and then another \(38\) blocks are removed. How many blocks remain in the container?
問 3
1 点What is the result of the following subtraction?
\( 48 - 23 = \text{?} \)
問 4
1 点Evaluate the following expression:
\(61 - 25 = ?\)
問 5
1 点In a primary school class of \(76\) pupils, \(52\) of them are girls. How many boys are there in the class?
問 6
2 点What is \(87\) minus \(35\)?
まず自分で答えを書いてから、解説と照らし合わせましょう。
問 7
3 点A florist has \(72\) sunflowers. After selling some sunflowers, there are \(38\) left. How many sunflowers were sold?
まず自分で答えを書いてから、解説と照らし合わせましょう。
問 8
5 点There were \(60\) cookies in a jar. After some cookies were eaten, there were \(24\) cookies left. How many cookies were eaten?
まず自分で答えを書いてから、解説と照らし合わせましょう。
問 9
3 点A baker made \(57\) cupcakes in the morning. After selling some to customers, there are \(23\) cupcakes left on the tray.
a) How many cupcakes were sold?
b) Use addition to verify that your answer in part (a) is correct.
まず自分で答えを書いてから、解説と照らし合わせましょう。
問 10
5 点A box of chocolates contains \(82\) pieces. At a birthday party, \(35\) pieces are eaten by the guests.
a) How many pieces of chocolate are left in the box?
b) If the host then gives away \(18\) more pieces to friends, how many pieces remain in the box?
c) Show the column form calculation for the subtraction in part (a).
まず自分で答えを書いてから、解説と照らし合わせましょう。
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