Standards:
Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900. (2.NBT.8.),
Count within 1000; skip-count by 5s, 10s, and 100s. (2.NBT.2.),
Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used. (1.NBT.5.),
Attend to precision. (MP.6.),
Make sense of problems and persevere in solving them. (MP.1.),
Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral. (1.NBT.1.),
Look for and make use of structure. (MP.7.)
Student Instructions
Drag and drop the numbers to their correct spots on each puzzle. Click each time to see if you are right. If you are NOT right, drag the number out and find the correct one.
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each time to see if you are right. If you are NOT right, drag the number out and find the correct one.
