Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 80 by rounding each number to the nearest 10: ______
- Estimate 65 − 25 by rounding each number to the nearest 10: ______
- Estimate 44 + 62 by rounding each number to the nearest 10: ______
- Estimate 29 + 68 by rounding each number to the nearest 10: ______
- Estimate 76 + 52 by rounding each number to the nearest 10: ______
- Estimate 86 − 65 by rounding each number to the nearest 10: ______
- Estimate 33 + 44 by rounding each number to the nearest 10: ______
- Estimate 69 − 56 by rounding each number to the nearest 10: ______
- Estimate 82 − 57 by rounding each number to the nearest 10: ______
- Estimate 22 + 41 by rounding each number to the nearest 10: ______
- Estimate 21 − 32 by rounding each number to the nearest 10: ______
- Estimate 67 + 58 by rounding each number to the nearest 10: ______
- Estimate 72 + 83 by rounding each number to the nearest 10: ______
- Estimate 48 − 54 by rounding each number to the nearest 10: ______
- Estimate 47 − 35 by rounding each number to the nearest 10: ______
- Estimate 41 + 33 by rounding each number to the nearest 10: ______
- Estimate 30 − 23 by rounding each number to the nearest 10: ______
- Estimate 46 + 77 by rounding each number to the nearest 10: ______
- Estimate 58 − 54 by rounding each number to the nearest 10: ______
- Estimate 63 + 29 by rounding each number to the nearest 10: ______