Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 + 80 by rounding each number to the nearest 10: ______
- Estimate 26 − 66 by rounding each number to the nearest 10: ______
- Estimate 79 − 40 by rounding each number to the nearest 10: ______
- Estimate 39 − 45 by rounding each number to the nearest 10: ______
- Estimate 73 − 83 by rounding each number to the nearest 10: ______
- Estimate 58 + 74 by rounding each number to the nearest 10: ______
- Estimate 32 − 30 by rounding each number to the nearest 10: ______
- Estimate 52 + 28 by rounding each number to the nearest 10: ______
- Estimate 63 − 31 by rounding each number to the nearest 10: ______
- Estimate 39 + 30 by rounding each number to the nearest 10: ______
- Estimate 87 + 41 by rounding each number to the nearest 10: ______
- Estimate 81 − 47 by rounding each number to the nearest 10: ______
- Estimate 74 − 26 by rounding each number to the nearest 10: ______
- Estimate 70 + 45 by rounding each number to the nearest 10: ______
- Estimate 78 + 74 by rounding each number to the nearest 10: ______
- Estimate 63 − 72 by rounding each number to the nearest 10: ______
- Estimate 21 + 45 by rounding each number to the nearest 10: ______
- Estimate 26 + 34 by rounding each number to the nearest 10: ______
- Estimate 45 − 41 by rounding each number to the nearest 10: ______
- Estimate 44 + 77 by rounding each number to the nearest 10: ______