Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 + 64 by rounding each number to the nearest 10: ______
- Estimate 38 − 57 by rounding each number to the nearest 10: ______
- Estimate 56 + 53 by rounding each number to the nearest 10: ______
- Estimate 45 + 33 by rounding each number to the nearest 10: ______
- Estimate 47 − 30 by rounding each number to the nearest 10: ______
- Estimate 24 − 64 by rounding each number to the nearest 10: ______
- Estimate 83 − 85 by rounding each number to the nearest 10: ______
- Estimate 53 − 42 by rounding each number to the nearest 10: ______
- Estimate 22 − 36 by rounding each number to the nearest 10: ______
- Estimate 54 − 73 by rounding each number to the nearest 10: ______
- Estimate 62 + 62 by rounding each number to the nearest 10: ______
- Estimate 21 + 69 by rounding each number to the nearest 10: ______
- Estimate 83 − 89 by rounding each number to the nearest 10: ______
- Estimate 68 + 78 by rounding each number to the nearest 10: ______
- Estimate 78 − 54 by rounding each number to the nearest 10: ______
- Estimate 44 + 52 by rounding each number to the nearest 10: ______
- Estimate 39 − 88 by rounding each number to the nearest 10: ______
- Estimate 50 − 58 by rounding each number to the nearest 10: ______
- Estimate 73 − 53 by rounding each number to the nearest 10: ______
- Estimate 77 + 68 by rounding each number to the nearest 10: ______