Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 63 by rounding each number to the nearest 10: ______
- Estimate 66 − 88 by rounding each number to the nearest 10: ______
- Estimate 76 + 75 by rounding each number to the nearest 10: ______
- Estimate 52 + 37 by rounding each number to the nearest 10: ______
- Estimate 36 + 48 by rounding each number to the nearest 10: ______
- Estimate 47 + 51 by rounding each number to the nearest 10: ______
- Estimate 35 + 65 by rounding each number to the nearest 10: ______
- Estimate 21 + 64 by rounding each number to the nearest 10: ______
- Estimate 31 − 86 by rounding each number to the nearest 10: ______
- Estimate 64 − 30 by rounding each number to the nearest 10: ______
- Estimate 89 + 27 by rounding each number to the nearest 10: ______
- Estimate 39 − 37 by rounding each number to the nearest 10: ______
- Estimate 73 − 86 by rounding each number to the nearest 10: ______
- Estimate 83 − 73 by rounding each number to the nearest 10: ______
- Estimate 50 + 24 by rounding each number to the nearest 10: ______
- Estimate 80 + 74 by rounding each number to the nearest 10: ______
- Estimate 33 − 47 by rounding each number to the nearest 10: ______
- Estimate 64 − 89 by rounding each number to the nearest 10: ______
- Estimate 39 + 41 by rounding each number to the nearest 10: ______
- Estimate 49 − 62 by rounding each number to the nearest 10: ______