Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 − 85 by rounding each number to the nearest 10: ______
- Estimate 43 + 22 by rounding each number to the nearest 10: ______
- Estimate 33 + 88 by rounding each number to the nearest 10: ______
- Estimate 74 + 86 by rounding each number to the nearest 10: ______
- Estimate 32 − 35 by rounding each number to the nearest 10: ______
- Estimate 65 + 35 by rounding each number to the nearest 10: ______
- Estimate 83 − 40 by rounding each number to the nearest 10: ______
- Estimate 85 − 50 by rounding each number to the nearest 10: ______
- Estimate 33 − 51 by rounding each number to the nearest 10: ______
- Estimate 33 − 60 by rounding each number to the nearest 10: ______
- Estimate 50 + 79 by rounding each number to the nearest 10: ______
- Estimate 21 − 37 by rounding each number to the nearest 10: ______
- Estimate 23 − 21 by rounding each number to the nearest 10: ______
- Estimate 28 − 88 by rounding each number to the nearest 10: ______
- Estimate 29 + 74 by rounding each number to the nearest 10: ______
- Estimate 77 + 26 by rounding each number to the nearest 10: ______
- Estimate 58 − 57 by rounding each number to the nearest 10: ______
- Estimate 48 + 76 by rounding each number to the nearest 10: ______
- Estimate 59 + 35 by rounding each number to the nearest 10: ______
- Estimate 26 + 21 by rounding each number to the nearest 10: ______