Add the following:
ThHTO45513626+1152____________________
Steps of addition as as follows :
Step 1 : First add ones 1+6+2=11
Step 2 : Next add tens 5+2+5=12
Step 3 : Next odd hundreds 5+6+1=12
Step 4: Finally add thousands 4+3+1=8
Hence,
ThHTOCO11145513626+1152__________9329__________
Study the following pattern and find the sum of first 12 odd numbers :
12=122=1+332=1+3+542=1+3+5+7
Study the following pattern and find the sum of first 50 odd numbers.
Observe the following patterns, then find the sum of 1+3+5+........11
1=1×1=11+3=2×2=41+3+5=3×3=9
1×8+1=912×8+2=98123×8+3=9871234×8+4=987612345×8+5=_______123456×8+6=_______
Find the difference:
5125-1261____________________________