Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 22 by rounding each number to the nearest 10: ______
- Estimate 36 − 88 by rounding each number to the nearest 10: ______
- Estimate 54 − 55 by rounding each number to the nearest 10: ______
- Estimate 40 − 54 by rounding each number to the nearest 10: ______
- Estimate 61 + 26 by rounding each number to the nearest 10: ______
- Estimate 51 + 89 by rounding each number to the nearest 10: ______
- Estimate 31 − 42 by rounding each number to the nearest 10: ______
- Estimate 78 − 62 by rounding each number to the nearest 10: ______
- Estimate 58 + 45 by rounding each number to the nearest 10: ______
- Estimate 83 + 62 by rounding each number to the nearest 10: ______
- Estimate 41 + 63 by rounding each number to the nearest 10: ______
- Estimate 42 − 65 by rounding each number to the nearest 10: ______
- Estimate 88 − 21 by rounding each number to the nearest 10: ______
- Estimate 61 + 45 by rounding each number to the nearest 10: ______
- Estimate 50 + 77 by rounding each number to the nearest 10: ______
- Estimate 68 + 77 by rounding each number to the nearest 10: ______
- Estimate 37 − 54 by rounding each number to the nearest 10: ______
- Estimate 42 + 21 by rounding each number to the nearest 10: ______
- Estimate 22 − 36 by rounding each number to the nearest 10: ______
- Estimate 33 − 57 by rounding each number to the nearest 10: ______